While making a website, it is vital to make a website that is safe for both users and website owner. Everybody is aware of spammers flooding the internet. They misuse the website and keep posting spam comments. As a developer or designer it is vital for you to understand what is a Captcha, why are they used and where. So, In this article, we are shedding some light on What is Captcha, Why they are used, Where are they used and also a list of Top 11 WordPress Captcha Plugins.
Firewalls are becoming increasingly important in today’s world. Hackers and automated scripts are constantly trying to invade your system and use it for Bitcoin mining, botnets or other things. To prevent these attacks, you can use a firewall on your system. IPTables is the strongest firewall in Linux because it can filter packets in the kernel before they reach the application. Using IPTables is not very easy for Linux beginners. We have created easywall - the simple IPTables web interface . The focus of the software is on easy installation and use. Access this neat software over on github: easywall
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